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Finding the Fourth Proportional to 3,597,197.76, 4,965,133.60 and 2,069,796.80

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Solution

The fourth proportional to 3,597,197.76, 4,965,133.60 and 2,069,796.80 is: 2,856,895.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,597,197.76 : 4,965,133.60 = 2,069,796.80 : x
  2. Step 2: Convert to fraction form
    3,597,197.76/4,965,133.60 = 2,069,796.80/x
  3. Step 3: Cross multiply
    3,597,197.76x = 4,965,133.60 × 2,069,796.80
  4. Step 4: Simplify right side
    3,597,197.76x = 10,276,817,636,852.48
  5. Step 5: Solve for x
    x = 10,276,817,636,852.48/3,597,197.76
  6. Step 6: Final answer
    x = 2,856,895.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.